# MinIO RELEASE.2019-03-20T22-38-47Z — Release & Upgrade Intelligence
- **Product:** MinIO (https://min.io)
- **Version:** RELEASE.2019-03-20T22-38-47Z
- **Released:** Mar 20, 2019
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/minio/updates/RELEASE.2019-03-20T22-38-47Z/

## Executive Summary (TL;DR)
MinIO RELEASE.2019-03-20T22-38-47Z. Source highlight: Minio now uses REST API to communicate between minio nodes instead of RPC. See #7205 for details.

## New Features
- Added a new flag to support normal/deep scan in admin heal cmd. See #7251 for more details.
- Add proper custom errors object creations (#7387) (03/20/19)
- add go modules file and start running go 1.11 style builds (#7354) (03/19/19)
- Add deploymentID to ServerInfo (#7372) (03/19/19)
- Add normal/deep type of heal scanning (#7251) (03/14/19)

## Improvements
- Miscellaneous improvements in the areas of timeouts, http2 concurrent streams and select API.

## Bug Fixes
- Fix regression in peer clients in TLS setups (#7391) (03/19/19)
- Fix credential parsing in signature v4 (#7377) (03/16/19)
- fix staticcheck warning (#7378) (03/16/19)
- Fix stale locks held by SelectParquet API (#7364) (03/13/19)